1. Allergy caused by touching irritating chemicals, which can irritate hands, cause peeling and even dermatitis.

2, often do housework, especially when touching all kinds of washing products, you may encounter hand peeling without gloves.

3. The dry climate is also one of the causes of hand desquamation. For example, in winter, the temperature is cold and dry, and the hands are easy to dehydrate and cause dead skin. It is recommended to drink more boiled water in winter and use some hand cream to maintain them.

4. Lack of vitamin is also one of the important reasons for hand peeling. Vitamin A is rich in animal liver and plays an important role in the formation, maintenance and development of skin.

5. People with peeling hands should eat more vitamin E. Vitamin E is rich in various vegetable oils, which has a strong antioxidant effect and maintains the elasticity and integrity of the skin. Vitamin B2 is rich in animal liver, kidney and heart, and participates in the normal growth of skin cells.

Extended data:

1. Hand can predict health and diseases. The palms are hot and sweaty, which is hyperthyroidism; Red spots appear on the palm, which is hepatitis or diabetes; Pale fingertips are blood flow disorders; The swelling of knuckles is hyperuricemia and gout; A white pimple on the back of the hand is hypercholesterolemia, and a red line on the hand is hypertension, rheumatism or heart disease.

2. Massage the different parts of the hand, which is beneficial to the body and mind: Massage the palm of the hand helps to improve the cardiopulmonary blood circulation and prevent arteriosclerosis; Rubbing thumb can stimulate nerve function, maintain acid-base balance of body fluids and treat liver diseases; Rubbing the index finger can adjust the function of digestive system.

3. Tension spasm can occur in hand and foot muscles when blood calcium is available. The wrist is flexed, the five fingers are extended, the metacarpophalangeal joints are flexed, and the thumb is retracted close to the palm and opposite to the little finger. If the forearm is tied tightly, it can be induced after three or five minutes, which is called "calcium deficiency beam arm test positive", which is helpful for the diagnosis of the disease.

Reference: Baidu Encyclopedia-Hand